62-SM-155
Atomic Mass Mass Excess
154.924636110989 amu -70.201 MeV

Level energy (MeV) Spin & parity Half-life Mode of decay Branch ratio (%) Decay energy (MeV)
Ground state 3/2- 22.3 M 0.2 B- 100 1.627

Strong Gamma-rays from Decay of SM-155

Decay mode Half-life Gamma-ray energy (keV) Intensity (%)
B- 22.3 M 0.2 25.69 0.52+- 0.08
B- 22.3 M 0.2 104.320 74.6+- 1.9
B- 22.3 M 0.2 141.411 1.98+- 0.08
B- 22.3 M 0.2 245.73 3.730+-0.020